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1、.Unit8Weshouldn'twastewater【第一课时】【教学目标】（一）语言目标:1．词汇:能听懂、会说、认读新单词shouldn't,waste,blouse,enough,world,save,drop,fresh.2．句型:能用“Weshould...”告知他人应该做什么;能用“Weshouldn't...”告知他人不应该做什么;能用“Whatareyoudoing?”询问他人在做什么并回答.（二）应用目标:1．说出环保的几种方式,如keeptheriversclean,keeptheaircleanan
2、dfresh,plantmoretrees,usebikesinsteadofcars.2．了解破坏环境的行为,如wastewater,keepthewaterrunning,litter,killthewildanimals.3．能听懂、会说A部分的对话.【教学重难点】重点:能听懂、会说、认读新单词shouldn't,waste,blouse,enough,world,save,drop,fresh;能听懂、会说词组keeptheriversclean,keeptheaircleanandfresh,plantmoret
3、rees,usebikesinsteadofcars.难点:理解、记忆B部分词组;everydropofwater的发音.【教学准备】单词卡片、课本图片、课文录音等（有条件的学校可利用幻灯片、多媒体课件）.【教学过程】I.热身/复习（Warm-up/Revision）1．Greetings2．Lookandsay教师呈现几幅风景图片,引导学生说用图片中看到的内容,复习课文中学过的单词,感受大自然的美丽.II.新课呈现（Presentation）4/4.1．Newwordsandnewsentences（1）教学单词worl
4、dT:Therearesomanybeautifulthingsintheworld.Whatawonderfulworld!（板书world,带读单词）Whatelsearethereintheworld?S1:Thereis/are...intheworld.（在therebe句型中操练新单词world,为课文中“Thereisn'tenoughwaterintheworld.”做铺垫.）（2）教学句型“Weshould...”和核心词汇keeptheriversclean,keeptheaircleanandfres
5、h,plantmoretrees,usebikesinsteadofcars.教师给出图片和语言支架,帮助学生看图说出句子.T:Weloveourworld.Whatshouldwedoforthethingsintheworld?a．Therearecleanriversintheworld.Weshouldkeeptheriversclean.b．Thereistheairintheworld.Weshouldkeeptheaircleanandfresh.c．Therearetreesintheworld.Wesho
6、uldplantmoretrees.d．Therearemanycarsintheworld.Weshouldusebikesinsteadofcars.（预测:教师板书以上短语进行教授时,insteadof较难理解,insteadof表示“代替”,教师可配合连贯的肢体语言进行解释.）（3）教学句型“Weshouldn't”和核心词汇killthewildanimals,Iwastewater,litter.教师用课件呈现猎杀动物、乱扔垃圾、浪费水源的图片,给出语言支架“Thereisn't/aren'tenough___
7、___.Weshouldn't______.”帮助学生谈论图片.T:Weshouldn'tdothesethings.（板书shouldn't=shouldnot,教学生发音.）T:Canyoutalkaboutthesepictures?a．Therearen'tenoughwildanimalsintheworld.Weshouldn'tkillthewildanimals.b．Weshouldn'tlitter.c．Thereisn'tenoughwaterintheworld.4/4.Weshouldn'twast
8、ewater/keepthewaterrunning.T:Yes,weshouldsaveeverydropofwater.（板书dropof,结合第六单元学习量词的方式帮助学生理解.）adropofwaterafewdropsofwater（预测:新短语较多,教师在教授以上短语时,注意引导学生用自然拼
